<template lang="html">
    <div class="editor">
      <div ref="toolbar" class="toolbar">
      </div>
      <div ref="editor" class="text">
      </div>
    </div>
</template>

<script>
// import E from "wangeditor";
const Editor = process.client ? require('wangeditor') : undefined
export default {
  name: "Editorbar",
  data() {
    return {
      editor: null,
      info_: null
    };
  },
  model: {
    prop: "value",
    event: "change"
  },
  props: {
    value: {
      type: String,
      default: ""
    },
    isClear: {
      type: Boolean,
      default: false
    }
  },
  watch: {
    isClear(val) {
      // 触发清除文本域内容
      if (val) {
        this.editor.txt.clear();
        this.info_ = null;
      }
    },
    value: function(value) {
      if (value !== this.editor.txt.html()) {
        this.editor.txt.html(this.value)
      }
    }
  },
  mounted() {
    if (process.client) { 
      this.seteditor();
      this.editor.txt.html(this.value);
    }
    
  },
  methods: {
    seteditor() {
      // this.editor = new E(this.$refs.toolbar, this.$refs.editor);
      this.editor = new Editor(this.$refs.toolbar, this.$refs.editor)
      console.log(this.editor)
      this.editor.customConfig.uploadImgShowBase64 = true; // base 64 存储图片
      this.editor.customConfig.uploadImgServer = ""; // 配置服务器端地址
      this.editor.customConfig.uploadImgHeaders = {}; // 自定义 header
      this.editor.customConfig.uploadFileName = ""; // 后端接受上传文件的参数名
      this.editor.customConfig.uploadImgMaxSize = 2 * 1024 * 1024; // 将图片大小限制为 2M
      this.editor.customConfig.uploadImgMaxLength = 6; // 限制一次最多上传 3 张图片
      this.editor.customConfig.uploadImgTimeout = 3 * 60 * 1000; // 设置超时时间

      // 配置菜单
      this.editor.customConfig.menus = [
        "head", // 标题
        "bold", // 粗体
        "fontSize", // 字号
        "fontName", // 字体
        "italic", // 斜体
        "underline", // 下划线
        "strikeThrough", // 删除线
        "foreColor", // 文字颜色
        "backColor", // 背景颜色
        "link", // 插入链接
        "list", // 列表
        "justify", // 对齐方式
        "quote", // 引用
        "emoticon", // 表情
        "image", // 插入图片
        "table", // 表格
        // "video", // 插入视频
        "code", // 插入代码
        "undo", // 撤销
        "redo" // 重复
      ];

      this.editor.customConfig.uploadImgHooks = {
        fail: (xhr, editor, result) => {
          // 插入图片失败回调
        },
        success: (xhr, editor, result) => {
          // 图片上传成功回调
        },
        timeout: (xhr, editor) => {
          // 网络超时的回调
        },
        error: (xhr, editor) => {
          // 图片上传错误的回调
        },
        customInsert: (insertImg, result, editor) => {
          // 图片上传成功,插入图片的回调
        }
      };
      this.editor.customConfig.onchange = html => {
        this.info_ = html; // 绑定当前逐渐地值
        this.$emit("change", this.info_); // 将内容同步到父组件中
      };

      // 创建富文本编辑器
      this.editor.create();
    }
  }
};
</script>

<style lang="css">
.editor {

}

.toolbar {
  border: 1px solid #ccc;
  border-radius: 4px 4px 0 0;
}

.text {
  border: 1px solid #ccc;
  border-top: 0;
  border-radius: 0 0 4px 4px;
  height: 300px;
}
</style>